on mags i used it on the shoulder of the mag type nuts and use not much on the stud . and the stud getting pull to tq .keeps the wheel on. if the threads or shoulder give a false read then tq is off and i do not like dry chrome shoulder nuts running into aluminum and i do put it on the hub lip on the rears the hubs rust up to the mags and they will not come off with no nut and i did on say to use it on taper seats off the nut